Home / 13,453,591.77-18,565,951.41-7,342,020.27

Finding the Fourth Proportional to 13,453,591.77, 18,565,951.41 and 7,342,020.27

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Solution

The fourth proportional to 13,453,591.77, 18,565,951.41 and 7,342,020.27 is: 10,131,985.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,453,591.77 : 18,565,951.41 = 7,342,020.27 : x
  2. Step 2: Convert to fraction form
    13,453,591.77/18,565,951.41 = 7,342,020.27/x
  3. Step 3: Cross multiply
    13,453,591.77x = 18,565,951.41 × 7,342,020.27
  4. Step 4: Simplify right side
    13,453,591.77x = 136,311,591,584,055.08
  5. Step 5: Solve for x
    x = 136,311,591,584,055.08/13,453,591.77
  6. Step 6: Final answer
    x = 10,131,985.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.